Gastroenterology & Hepatology — Flashcards

Flashcard 691: ~_____% of patients with Crohn's will eventually have surgery

Answer: 70

Flashcard 692: What is the investigation of choice for severe colitis in ulcerative colitis? _____

Answer: Flexible sigmoidoscopy

Extra: In toxic megacolon (a complication of severe colitis), the initial investigation is an abdominal X-ray.

Flashcard 693: What is the most common surgery for Crohn's disease?

Answer: Ileocecal resection is the most common surgical procedure performed for Crohn's disease, typically indicated for terminal ileitis or complications like strictures and fistulas.

Flashcard 694: What is the initial/first-line investigation for small bowel obstruction? _____ in supine position

Answer: AXR

Extra: Classical AXR findings in Small Bowel Obstruction (SBO): 1. Dilated bowel loops (>3 cm). 2. Valvulae conniventes (plicae circulares) crossing the full width of the bowel. 3. Multiple air-fluid levels (best seen on erect film; supine is better for visualizing loop distribution and gas patterns).

Flashcard 695: _____ is seen in ulcerative colitis

Answer: Primary sclerosing cholangitis

Flashcard 696: _____ may cause bloody or non-bloody diarrhoea

Answer: Crohn's disease

Flashcard 697: Ulcerative colitis always starts at the _____ but can spread up to the ileocaecal valve

Answer: rectum

Flashcard 698: The average age of perianal abscess incidence is _____ years old

Answer: 40

Flashcard 699: What is the management for maintaining remission in mild-to-moderate ulcerative colitis with extensive disease? _____

Answer: Oral 5-ASA

Flashcard 700: Crohn's disease most commonly affects the _____ but can occur anywhere between the mouth to anus

Answer: terminal ileum